Four major questions about male semen

　　Bizarre Semen Rumor 1: Can you get pregnant if you eat semen?

　　Today, with the general improvement of sexual knowledge, the question "can you get pregnant after eating semen?" seems a bit retarded, but there are still young girls who accidentally swallowed his semen when they had sex with their boyfriend for the first time, and were very afraid of getting pregnant afterwards. The Third Affiliated School of Sun Yat-Sen University Hospital The deputy chief physician of the Department of Urology said that in fact, swallowing semen will certainly not cause pregnancy. sperm The survival of sperm requires a specific environment, and digestive juice (gastric juice) can kill sperm in an instant. Besides, the sperm in the digestive tract cannot meet the egg (the egg is near the ovary, which is in the pelvic cavity).

　　However, in Chicago, the United States, a female doctor "swallowed" her boyfriend's semen while having oral sex with her boyfriend. She spit out the semen in her mouth and performed artificial insemination on herself. As a result, she successfully became pregnant and gave birth to a child. This has to be the funniest sperm stealing case in history.

　　Bizarre Semen Rumor 2: Why are my lips swollen after swallowing semen?

　　Semen is a body fluid, 95% of which is water, and the remaining 5% contains sperm, fat globules, proteins, enzymes, minerals, vitamins, amyloid, fructose, iron, zinc, magnesium, etc. Zhang Bin, director of the Department of Sexual Medicine at the Third Affiliated Hospital of Sun Yat-sen University, said, clinical Up, individually female Allergic reactions to semen can also occur, manifesting as anaphylaxis after sexual intercourse. Vaginitis or immunity Infertility , for example, local symptoms include vaginal itching, burning pain, vulvar edema, redness, and Urticaria Like rash, most of this allergic reaction occurs in ejaculation It reaches its peak after 15-30 minutes.

　　Zhang Bin said that this is because there is an immunosuppressive substance called MIM in semen, which can protect sperm from rejection. When the MIM activity of women decreases, the antigenicity of semen increases, and women happen to be allergic. When semen enters the female body, it will cause allergic reactions.

　　Semen allergy is not only seen in vaginal sex, but also in anal and oral sex. During oral sex, if a woman is allergic to semen, her eyelids and lips will swell. The prevention method is also very simple, just use condoms.